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/*
* Cache operations for the cache instruction.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* (C) Copyright 1996, 97, 99, 2002, 03 Ralf Baechle
* (C) Copyright 1999 Silicon Graphics, Inc.
*/
#ifndef __ASM_CACHEOPS_H
#define __ASM_CACHEOPS_H
/*
* Cache Operations available on all MIPS processors with R4000-style caches
*/
#define INDEX_INVALIDATE_I 0x00
#define INDEX_WRITEBACK_INV_D 0x01
#define INDEX_LOAD_TAG_I 0x04
#define INDEX_LOAD_TAG_D 0x05
#define INDEX_STORE_TAG_I 0x08
#define INDEX_STORE_TAG_D 0x09
#if defined(CONFIG_CPU_LOONGSON2)
#define HIT_INVALIDATE_I 0x00
#else
#define HIT_INVALIDATE_I 0x10
#endif
#define HIT_INVALIDATE_D 0x11
#define HIT_WRITEBACK_INV_D 0x15
/*
* R4000-specific cacheops
*/
#define CREATE_DIRTY_EXCL_D 0x0d
#define FILL 0x14
#define HIT_WRITEBACK_I 0x18
#define HIT_WRITEBACK_D 0x19
/*
* R4000SC and R4400SC-specific cacheops
*/
#define INDEX_INVALIDATE_SI 0x02
#define INDEX_WRITEBACK_INV_SD 0x03
#define INDEX_LOAD_TAG_SI 0x06
#define INDEX_LOAD_TAG_SD 0x07
#define INDEX_STORE_TAG_SI 0x0A
#define INDEX_STORE_TAG_SD 0x0B
#define CREATE_DIRTY_EXCL_SD 0x0f
#define HIT_INVALIDATE_SI 0x12
#define HIT_INVALIDATE_SD 0x13
#define HIT_WRITEBACK_INV_SD 0x17
#define HIT_WRITEBACK_SD 0x1b
#define HIT_SET_VIRTUAL_SI 0x1e
#define HIT_SET_VIRTUAL_SD 0x1f
/*
* R5000-specific cacheops
*/
#define R5K_PAGE_INVALIDATE_S 0x17
/*
* RM7000-specific cacheops
*/
#define PAGE_INVALIDATE_T 0x16
/*
* R10000-specific cacheops
*
* Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused.
* Most of the _S cacheops are identical to the R4000SC _SD cacheops.
*/
#define INDEX_WRITEBACK_INV_S 0x03
#define INDEX_LOAD_TAG_S 0x07
#define INDEX_STORE_TAG_S 0x0B
#define HIT_INVALIDATE_S 0x13
#define CACHE_BARRIER 0x14
#define HIT_WRITEBACK_INV_S 0x17
#define INDEX_LOAD_DATA_I 0x18
#define INDEX_LOAD_DATA_D 0x19
#define INDEX_LOAD_DATA_S 0x1b
#define INDEX_STORE_DATA_I 0x1c
#define INDEX_STORE_DATA_D 0x1d
#define INDEX_STORE_DATA_S 0x1f
#endif /* __ASM_CACHEOPS_H */
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